ROHM Product Detail

BU97950AFUV
低Duty LCD段碼驅動器

BU97950AFUV是1/4、1/8占空比的通用LCD驅動器,最多可顯示280段的LCD,適用於民生設備和電池驅動設備的LCD顯示。內建顯示用RAM,可減輕微控制器負荷,還無需外接零件,實現了低功耗。內建有EVR功能,可進行LCD對比度的調節。

Data Sheet 購買 *
* 本產品是標準級的產品。
本產品不建議使用的車載設備。

Product Detail

 
料號 | BU97950AFUV-E2
狀態 | 推薦品
封裝 | TSSOP-C48V
包裝形式 | Taping
單位數量 | 2000
最小包裝數量 | 2000
RoHS | Yes

規格:

Grade

Consumer

Segment Element

280

Duty

1/8, 1/4

Bias

1/4, 1/3

Elements of MUX 1:4

156

Elements of MUX 1:8

280

Interface [line serial]

2wire

Interface Voltage (Min.)[V]

2.5

Interface Voltage (Max.)[V]

6

Power Supply for LCD (Min.) [V]

2.5

Power Supply for LCD (Max.) [V]

6

LCD Driving Waveform

Line/Frame

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

Package Size [mm]

12.5x8.1 (t=1.0)

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功能:

  • 1/8, 1/4duty setting selectable
    1/8duty: Max 280 segments, 1/4duty: Max 156 segments
  • Integrated display data RAM: 35 x 8bit
  • 1/4 bias setting or 1/3 bias setting
  • Support wide range of operation voltage from 2.5V to 6.0V, which can support TN LCD and VA LCD display.
  • Integrated LCD voltage driving circuit
  • Integrated oscillation circuit for LCD frame frequency
  • Line or Frame inversion driving selectable
  • Support 2 wire serial interface
  • Integrated EVR function to adjust LCD contrast
  • Integrated power on reset circuit
  • No external components required
  • Low power consumption design
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